>> reporter: the cia has opened an exploratory investigation into petraeus's general behavior. they want to know if he used his job to facilitate the affair, using private jets and accommodations to facilitate the affair and then of course the investigation continuing into his girlfriend paula broadwell into how she got classified information. >> will it be public is this will we be able to watch these, or is it private? >> reporter: most of these are private but we will certainly be hearing and asking questions about them. >> susan mcginnis live in washington, thank you. >>> time now 5:10. a tragic train collision what a preliminary report says about a deadly accident involving wounded veterans. >> plus losing its luster, the latest troubles for apple stock coming up. >> freefalling felines are stirring up some controversy. the insurance ad that is making fur fly. ,,,,,,,, [ female announcer ] dove invited women to test their body washes with paper that reacts like skin. if others can strip this paper, imagine how harsh they can be to your skin. oh my gosh. [ female announcer